1. Department of Dermatology; Chang Gung Memorial Hospital; Linkou Branch; Taoyuan Taiwan
2. School of Medicine; College of Medicine; Chang Gung University; Taoyuan Taiwan
3. Graduate Institute of Clinical Medical Sciences; Chang Gung University; Taoyuan Taiwan
4. Department of Research; Taipei Tzu Chi Hospital; Buddhist Tzu Chi Medical Foundation; Taipei Taiwan
5. Department of Family Medicine; Chang Gung Memorial Hospital; Taoyuan Taiwan